2MASS J08342069+0917098

All names: Gaia DR3 599702748783705856, Gaia EDR3 599702748783705856, Gaia DR2 599702748783705856, SDSS J083420.70+091709.6, SDSS J083420.71+091709.7, SDSS J083420.71+091709.6, WIRED J083420.71+091709.7, 2MASS J08342069+0917098, TIC 468979321

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism sdss-wdms.org (29/04/2016) Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 34 20.71 (0.2) 08 34 20.71 08 34 20.71 (0.2) 08 34 20.71 08 34 20.71 (0.2) 08 34 20.71
Declination 09 17 09.51 (0.1) 09 17 09.69 09 17 09.51 (0.2) 09 17 09.71 09 17 09.71 (0.1) 09 17 09.72
Spectral type DA+M DA+M DA+M DA+M DA+MS
Effective temperature [K] 7380.0 11173.0 (323) 10234.0 (73)
log(g) [cgs] 6.73 7.67 (0.2) 7.88 (0.09)
Mass [M] 0.143 0.43 (0.1)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 3.71 (0.2) 4.02 (0.3) 3.71 (0.2)
Distance [pc] 269.37 (15) 249.06 (19) 290.00 (9) 269.37 (15)
Composition H
Proper motion (right ascension) [mas/yr] -0.564023848 (0.2) -0.349292161 (0.5) -0.564 (0.2)
Proper motion (declination) [mas/yr] -12.71786469 (0.2) -13.03180826 (0.3) -12.718 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS WDMS WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.51 (0.01)
H magnitude 15.80 (0.1)
K magnitude 15.66 (0.01)
u magnitude 19.20 (0.02) 19.17 19.20 (0.02) 19.17 (0.03)
g magnitude 18.69 (0.008) 18.71 18.69 (0.008) 18.71 (0.03)
r magnitude 18.78 (0.01) 18.78 18.78 (0.01) 18.78 (0.01)
i magnitude 18.50 (0.01) 18.49 18.50 (0.01) 18.49 (0.02)
z magnitude 17.94 (0.02) 17.94 17.94 (0.02) 17.94 (0.03)
G magnitude 18.53 (0.03) 18.55 18.53 (0.003)
BP magnitude 18.73 (0.03) 18.70
RP magnitude 18.05 (0.03) 18.05
Pan g magnitude 18.67 (0.02)
Pan r magnitude 18.77 (0.005)
Pan i magnitude 18.51 (0.007)
Pan z magnitude 18.09 (0.008)
Pan y magnitude 17.77 (0.01)
E(B-V) 0.019

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.